| Category | Polymer , Thermoset , Epoxy , Epoxy, Electrically Conductive |
| Manufacturer | Epoxy Technology |
| Trade Name | EPO-TEK® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Epoxy Technology EPO-TEK® H20S Electrically Conductive, Silver Epoxy for Die Stamping.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.74 g/cc | 1.74 g/cc | Part A |
| 3.07 g/cc | 3.07 g/cc | Part B | |
| Particle Size | <= 20 µm | <= 20 µm | |
| Viscosity | 1800 - 2800 cP @Temperature 23.0 °C |
1800 - 2800 cP @Temperature 73.4 °F |
100 rpm |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore D | 64 | 64 | |
| Tensile Modulus | 2.3423 GPa | 339.72 ksi | Storage |
| Shear Strength | 8.55 MPa | 1240 psi | Lap |
| >= 11.7 MPa | >= 1700 psi | Die |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 31.0 µm/m-°C | 17.2 µin/in-°F | Below Tg |
| 120 µm/m-°C | 66.7 µin/in-°F | Above Tg | |
| Thermal Conductivity | 3.25 W/m-K | 22.6 BTU-in/hr-ft²-°F | |
| Maximum Service Temperature, Air | 200 °C | 392 °F | Continuous |
| 300 °C | 572 °F | Intermittent | |
| Minimum Service Temperature, Air | -55.0 °C | -67.0 °F | Continuous |
| -55.0 °C | -67.0 °F | Intermittent | |
| Glass Transition Temp, Tg | >= 80.0 °C | >= 176 °F | Dynamic Cure 20—200°C /ISO 25 Min; Ramp -10—200°C @ 20°C/Min |
| Decomposition Temperature | 414 °C | 777 °F | Degradation Temperature |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | <= 0.00050 ohm-cm | <= 0.00050 ohm-cm |
| Chemical Properties | Metric | English | Comments |
|---|---|---|---|
| Ionic Impurities - Na (Sodium) | 0.00 ppm | 0.00 ppm | |
| Ionic Impurities - K (Potassium) | 4.0 ppm | 4.0 ppm | |
| Ionic Impurities - Cl (Chloride) | 162 ppm | 162 ppm |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Cure Time | 0.750 min @Temperature 175 °C |
0.0125 hour @Temperature 347 °F |
Minimum Bond Line |
| 5.00 min @Temperature 150 °C |
0.0833 hour @Temperature 302 °F |
Minimum Bond Line | |
| 15.0 min @Temperature 120 °C |
0.250 hour @Temperature 248 °F |
Minimum Bond Line | |
| 45.0 min @Temperature 100 °C |
0.750 hour @Temperature 212 °F |
Minimum Bond Line | |
| Pot Life | 4320 min | 4320 min | |
| Shelf Life | 12.0 Month @Temperature 25.0 °C |
12.0 Month @Temperature 77.0 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Color | Silver | Part A |
| Silver | Part B | |
| Consistency | Smooth thixotropic paste | |
| Ionic Impurities NH4 | 82 ppm | |
| Mix Ratio By Weight | 1:1 | |
| Number of Components | Two | |
| Thixotropic Index | 5 | |
| Weight Loss | 0.4% | 200°C |
| 0.6% | 250°C | |
| 1.37% | 300°C |